GESTRA ZK 29, Installation Instructions Manual

Page: 37 / 60

37
Attention!
The packing rings may get damaged.

Make sure you do not damage the
packing rings during installation and
removal.

When installing and removing the
packing rings never use force.Make
sure that the packing rings are
correctly positioned and not skewed.
 Position a punch made from aluminium or
copper onto the base bushing (14).
 Force the rings out of the stuffing-box packing:

Packing rings (12)

Grooved ring (18)

Check the stuffing-box chamber and all
dissembled parts for signs of damage.

Replace all worn or damaged parts.

Clean all dirty parts.
Detaching the stem from the spindle
The stem and spindle are connected by a
rivet pin. Only separate the stem and
spindle in order to replace damaged parts.

Use a punch to knock out the rivet.

Check all parts for signs of damage.

Replace all worn or damaged parts.
Dismantling the sleeve insert
The sleeve insert is pinned together with a
slotted straight pin. You only have to
disassemble the sleeve insert if you want
to replace sleeves.

Use a punch to knock the slotted straight pin out
of the sleeve insert.
Assembling the equipment
Work prior to re-installation
CAUTION
Sharp edges on component parts can
cause cuts.

Wear industrial gloves when servicing
equipment parts.

Clean all component parts before re-installing
them.
Attention!
The equipment may leak if seals are
damaged.

Always insert new packing rings and a
new body gasket when assembling
the equipment.

Inspect all seals and packing rings
before installation to ensure they are
in perfect condition.
 Replace damaged seals and packing
rings.